Come and see our amazing products. A sharp blade makes it easier to get work done quickly and safely. sharpening blades are crafted from diamond-honed tungsten carbide, one of the hardest known materials.The sharpening blades can be reversed doubling its life span. Knife Sharpeners will not rust and can be cleaned easily with soap and water or in your dishwasher. Pls confirm with us about the packing info, stock color and exact production time before placing your order.